Where and when did the First Civilizations emerge?

In the case of the Mesopotamian and Egyptian civilizations, they settled in the space called the Fertile Crescent irrigated by the Tigris and Euphrates rivers (Mesopotamia) and the Nile river (Egypt)

Explanation:

The first historical civilizations emerged around the basins of the great rivers of the Near East. It was in Egypt, along the Nile River, and in Mesopotamia, in the basins of the Tigris and Euphrates Rivers, that the first civilizations considered historical developed

2. multiply 3/4 by 8

step-by-step explanation:

3/4 ÷ 1/8

copy dot flip

3/4 * 8/1

24/4

6

nothing certain is known about what happened, but it seems that the country declined gradually, perhaps due to bad government, or, more likely, due to a series of bad harvests, which resulted in widespread and recurrent famine.